CLAS physics database search results Measurement E151M227 EG4 Xiaochao Zheng 2016 cos(theta_pi+) phi(pi+) A_UL Data errors Systematic errors degrees 0.45 282 -0.1784 0.292 0.0438 0.45 294 -0.3161 0.3717 0.0372 0.55 270 0.0287 0.3028 0.0308 0.55 282 -0.5948 0.2518 0.0485 0.65 258 -0.5438 0.3477 0.0451 0.65 270 -0.2855 0.3312 0.0348 0.65 282 -0.0186 0.3796 0.03 0.65 294 -0.0574 0.3699 0.0302 0.75 258 -0.1151 0.3634 0.0308 0.75 270 0.1509 0.379 0.0314 0.75 282 0.178 0.3592 0.032 0.75 294 0.1673 0.4178 0.0317 0.85 102 0.4304 0.4369 0.0401 0.85 114 0.1756 0.4318 0.0319 0.85 126 -0.0798 0.3784 0.0304 0.85 138 -0.0621 0.3759 0.0302 0.85 150 -0.2477 0.4693 0.0337 0.85 258 0.3153 0.4104 0.0358 0.85 270 0.5267 0.3908 0.0443 0.85 282 0.3775 0.4126 0.038 0.85 294 0.0281 0.4479 0.0301 0.95 114 -0.1316 0.3604 0.0311 0.95 126 0.0565 0.3131 0.0302 0.95 138 0.0176 0.341 0.03 0.95 150 0.5774 0.3645 0.0467 0.95 162 0.3812 0.3442 0.0382 0.95 174 0.183 0.3962 0.0321 0.95 186 0.1273 0.4272 0.031 0.95 210 0.391 0.4384 0.0385 0.55 294 -0.5056 0.4633 0.0427 0.65 258 -0.3581 0.4811 0.0369 0.65 270 0.8405 0.6629 0.0588 0.65 282 -0.5327 0.4027 0.0439 0.65 294 -0.1934 0.5488 0.0322 0.75 258 -0.2574 0.4207 0.0338 0.75 270 0.9289 0.7713 0.0635 0.75 282 -0.1613 0.4501 0.0315 0.75 294 0.5412 0.6812 0.0443 0.85 102 2.8657 2.8657 0.1752 0.85 114 0.1653 0.8174 0.0316 0.85 126 -0.6944 0.4295 0.0515 0.85 150 -1.0409 0.4211 0.0695 0.85 258 0.1238 0.68 0.0309 0.85 270 0.4739 0.6709 0.0414 0.85 282 0.0244 0.4771 0.03 0.85 294 1.4329 0.8202 0.0914 0.95 102 -0.3672 0.4994 0.0373 0.95 114 -0.0381 0.4766 0.0301 0.95 126 0.2444 0.5849 0.0334 0.95 138 -0.2534 0.4611 0.0337 0.95 150 -0.1402 0.5674 0.0312 0.95 162 0.8221 0.744 0.0579 0.95 174 -0.0687 0.5043 0.0303 0.95 186 -0.4664 0.4532 0.0411 0.95 198 0.7079 0.7328 0.0521